INN3478C - Off-Line Multiple Output QR Flyback Switcher

Product Overview

Power Integrations

Part number	INN3478C
Manufacturer	Power Integrations
File Size	1.18 MB
Description	Off-Line Multiple Output QR Flyback Switcher
Datasheet	INN3478C Datasheet
Note	This datasheet PDF includes multiple part numbers: INN3478C, INN3464C. Please refer to the document for exact specifications by model.
Additional preview pages of the INN3478C datasheet.

The InnoSwitch™3-MX together with InnoMux dramatically improves system efficiency by eliminating the boost and buck converter stages.

Primary sensed output OVP.
Open SR FET gate detection.
Hysteretic thermal shutdown.
Input voltage monitor with accurate brown-in/brown-out and overvoltage protection Full Safety and Regulatory Compliance.
Reinforced insulation.
Isolation voltage >4000 VAC.
100% production HIPOT compliance testing.
UL1577 and TUV (EN60950) safety approved.
Enables designs that have “A” performance criteria for EN61000-4 suite of tes.

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Published: Jul 24, 2025 |